No, the element's ability to react with oxygen is not a physical property. Physical properties are characteristics of matter that can be observed or measured without changing the composition of the substance. Examples of physical properties include color, density, melting point, and boiling point.

The ability of an element to react with oxygen is a chemical property. Chemical properties describe how a substance interacts with other substances and undergoes chemical changes. Chemical properties include flammability, reactivity with acids or bases, and toxicity.